Composed and performed by Lee McClure, Rock Adagio for electric flute has evolved over 19 years to this final 2011 version with the chaconne theme in three part harmony accompanied by rock drums (drumkit). The 4th of 16 variations is based on the Adagio from J.S.Bach's Flute Sonata No.4. This revision of the 2011 recording has duration of 8.5 minutes.
This final version has become a protest against war crimes and is dedicated to Daniel Ellsberg, Chelsea Manning, Grahame Greene, and U.S. Marine Jefferey Lucey who hung himself after he killed two unarmed Iraqi prisoners in 2003. The video of this recording has annotated explanations.